Home / 740,252.61-1,110,388.03-260,494.74

Finding the Fourth Proportional to 740,252.61, 1,110,388.03 and 260,494.74

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Solution

The fourth proportional to 740,252.61, 1,110,388.03 and 260,494.74 is: 390,745.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,252.61 : 1,110,388.03 = 260,494.74 : x
  2. Step 2: Convert to fraction form
    740,252.61/1,110,388.03 = 260,494.74/x
  3. Step 3: Cross multiply
    740,252.61x = 1,110,388.03 × 260,494.74
  4. Step 4: Simplify right side
    740,252.61x = 289,250,240,522.73
  5. Step 5: Solve for x
    x = 289,250,240,522.73/740,252.61
  6. Step 6: Final answer
    x = 390,745.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.